3915 SW 109th St is a 2,520 square foot house on a 7,500 square foot lot with 3 bedrooms and 2 bathrooms. - it last sold on January 31, 1997 for $275,000. Based on Redfin's Seattle data, we estimate the home's value is $1,475,783.
Single-familyProperty Type
1947Year Built
7,500 sq ftLot Size
$586Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$1,475,783
$1.2M since sold in January 1997$11K since October
Recently sold homes
Estimate history
This home's estimate is 26.2% higher than the average sale price ($1.17M) of 6 comparable homes.
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Permits
Feb 11, 2025 • Final
Construction
Construct an addition to an existing single-family home according to the plans.
Addition
Feb 6, 2025 • Final
Electrical permit: over the counter
Construct additions to a kitchen.
Electrical
Kitchen
Permit history is from public records and may be incomplete or inaccurate. Redfin and its agents make no representations about the property condition or permit status. Buyers should independently verify all information.
County Use Description: SINGLE FAMILY(RES USE/ZONE)
Location Information
Parcel Location Influence: Mountain
Utility Information
Sewer Type: Public
Water Service Type: Public
Financial
Assessor Information
Assessment Year: 2025
Public facts
Beds: 3
Baths: 2.0
Sq. Ft.: 2,520
Stories: 1.0
Lot Size: 7,500 square feet
Style: Single Family Residential
Year Built: 1947
Year Renovated: —
County: King County
APN: 029000 0310
Home facts updated by county records on Sep 5, 2026
Around this home
Schools
Arbor Heights Elementary School
Public PreK-5 • Assigned • 0.3mi
8/10
Denny Middle School
Public 6-8 • Assigned • 1.9mi
7/10
Chief Sealth High School
Public 9-12 • Assigned • 1.9mi
3/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
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